"Linear actuator controller kit is designed to control two LD-ACME model linear actuators. Keypad pushbuttons provide precise manual control of the actuator and are used to program the control unit for up to 3 preset actuator positions. Once programmed, the linear actuator will move to any of the 3 programmed positions with the press of a button. An LED light located above each pushbutton indicates the current programmed position of the linear actuator. Overall Dimensions L x W x H in. 5 1/8 x 3 3/16 x 1 5/16, Power Volts 12, Application Actuator accessory. Controls two LD-ACME linear actuators Pushbuttons program and control unit for up to 3 actuator positions LED indicator light above each pushbutton 12V DC 7 Amps Kit includes central control unit, user input keypad, two wiring harnesses, mounting hardware and instructions"